#pragma once
#include <iostream>
#include <string>
#include <vector>
#include "InerAddr.hpp"
#include "Log.hpp"
#include "Mutex.hpp"

using namespace LogModule;
using namespace MutexModule;

class Route
{
private:
    bool IsExist(const InerAddr &peer)
    {
        for (auto &user : _online_user)
        {
            if (user == peer)
                return true;
        }
        return false;
    }
    void AddUser(const InerAddr &peer)
    {
        LOG(LogLevel::INFO) << "新增一个在线用户：" << peer.StringAddr();
        _online_user.push_back(peer);
    }

    void DeleteUser(InerAddr &peer)
    {
        for (auto iter = _online_user.begin(); iter != _online_user.end(); ++iter)
        {
            if (*iter == peer)
            {
                _online_user.erase(iter);
                break;
            }
        }
    }

public:
    Route()
    {
    }
    void MessageRoute(int sockfd, const std::string &message, InerAddr &peer)
    {
        LockGuard lock(_mutex);
        if (!IsExist(peer))
        {
            AddUser(peer);
        }

        std::string send_message = peer.StringAddr() + "# " + message;

        for (auto &user : _online_user)
        {
            sendto(sockfd, send_message.c_str(), send_message.size(), 0, (const struct sockaddr *)&(user.NetAddr()), sizeof(user.NetAddr()));
        }

        // 这个用户已经在线
        if (message == "QUIT")
        {
            LOG(LogLevel::INFO) << "用户" << peer.StringAddr() << "下线";
            DeleteUser(peer);
        }
    }
    ~Route()
    {
    }

private:
    // 首次给我发消息，等同于登录
    std::vector<InerAddr> _online_user;
    Mutex _mutex;
};